Skip to main content

Benzenesulfinic acid

ADVERTISEMENT
Identification
Molecular formula
C6H6O2S
CAS number
873-55-2
IUPAC name
benzenesulfinic acid
State
State

At room temperature, benzenesulfinic acid exists as a solid.

Melting point (Celsius)
83.00
Melting point (Kelvin)
356.20
Boiling point (Celsius)
150.00
Boiling point (Kelvin)
423.20
General information
Molecular weight
140.18g/mol
Molar mass
140.1540g/mol
Density
1.7207g/cm3
Appearence

Benzenesulfinic acid typically appears as a white crystalline solid.

Comment on solubility

Solubility of Benzenesulfinic Acid

Benzenesulfinic acid, with the formula C6H7O2S, exhibits interesting solubility properties that are noteworthy for various applications:

  • Water Solubility: Benzenesulfinic acid is moderately soluble in water, which can be attributed to the presence of the sulfonic acid group that enhances its polar characteristics.
  • Organic Solvents: It is more soluble in organic solvents such as ethanol and acetone, likely due to similar non-polar interactions in these solvents.
  • Influence of pH: The solubility can be affected by the pH of the environment; as a sulfonic acid, it can readily dissociate to form anions in alkaline solutions, which may increase its solubility.

In general, the solubility characteristics of benzenesulfinic acid can be summarized as follows:

  • Moderate water solubility, making it suitable for various chemical reactions in aqueous solutions.
  • Good solubility in polar organic solvents, enhancing its versatility in organic chemistry.
  • The potential for increased solubility in basic conditions due to the formation of more soluble anionic species.

These solubility traits make benzenesulfinic acid a valuable component in synthetic organic chemistry and various industrial applications.

Interesting facts

Interesting Facts about Benzenesulfinic Acid

Benzenesulfinic acid, a fascinating compound with significant utility in organic chemistry, is characterized by its sulfinic acid functional group attached to a benzene ring. This compound is not only interesting due to its structure but also its applications. Below are some noteworthy aspects of benzenesulfinic acid:

  • Versatile Building Block: Benzenesulfinic acid serves as a key intermediate in the synthesis of various other chemical compounds, particularly in pharmaceutical and agrochemical industries.
  • Properties of Sulfinic Acids: As a sulfinic acid, it showcases unique properties. For instance, these compounds are known for their ability to donate electrons, making them useful in redox reactions.
  • Preparation Methods: This acid can be prepared through the oxidation of benzene sulfide, utilizing various oxidizing agents. This illustrates the transformative potential of sulfur-containing compounds in organic chemistry.
  • Reactivity: Benzenesulfinic acid can easily react with electrophiles, leading to the formation of sulfonamides and other valuable derivatives, showcasing the compound’s importance in synthetic organic chemistry.
  • Biological Relevance: Some esters and salts of benzenesulfinic acid exhibit interesting biological activities, making them of interest for medicinal chemistry and potential therapeutic applications.

In conclusion, benzenesulfinic acid is more than just a simple compound. As researchers uncover its properties and applications, it continues to play a vital role in advancing chemical synthesis and potentially offering new avenues in drug development. As one scientist once remarked, "Understanding the simple can often lead to breakthroughs in the complex."

Synonyms
BENZENESULFINIC ACID
Benzenesulphinic acid
Phenylsulfinic acid
Benzenesulphenic acid
Benzenesulfinic-acid-
UNII-G9560D97PI
G9560D97PI
EINECS 210-548-4
NSC 227915
NSC-227915
SAM-760 METABOLITE 1
CHEBI:32404
DTXSID90210797
benzenesufinate
DTXCID20133288
jehkkbhwraxmch-uhfffaoysa-n
618-41-7
NSC227915
MFCD00800458
benzene sulfinic acid
PhSO2H
WLN: QSO&R
SCHEMBL9175
SCHEMBL16674608
AKOS006271434
DB03848
DS-6058
DB-220155
CS-0156053
NS00034809
D70177
Q7181442